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Date:   Wed, 11 Jan 2023 12:58:36 -0800
From:   Eric Biggers <ebiggers@kernel.org>
To:     fstests@vger.kernel.org
Cc:     linux-fscrypt@vger.kernel.org,
        Ojaswin Mujoo <ojaswin@linux.ibm.com>
Subject: Re: [PATCH v2] generic/692: generalize the test for non-4K Merkle
 tree block sizes
Message-ID: <Y78i/G9cFZk0LmAo@sol.localdomain>
References: <20230111204739.77828-1-ebiggers@kernel.org>
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On Wed, Jan 11, 2023 at 12:47:39PM -0800, Eric Biggers wrote:
> +bs=$FSV_BLOCK_SIZE
> +hash_size=32   # SHA-256
> +hash_per_block=$(echo "scale=30; $bs/($hash_size)" | $BC -q)
> +
> +# Compute the proportion of the original file size that the non-leaf levels of
> +# the Merkle tree take up.  Ignoring padding, this is 1/${hashes_per_block}^2 +
> +# 1/${hashes_per_block}^3 + 1/${hashes_per_block}^4 + ...  Compute it using the

Sorry, just saw a couple minor things to fix.  v3 incoming...

- Eric